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位置:USB251 > USB251詳情

USB251中文資料

廠家型號(hào)

USB251

文件大小

810.93Kbytes

頁面數(shù)量

57

功能描述

USB 2.0 Hi-Speed Hub Controller

USB 2.0 High-Speed 2-Port Hub Controller

數(shù)據(jù)手冊

原廠下載下載地址一下載地址二到原廠下載

簡稱

MICROCHIP微芯科技

生產(chǎn)廠商

Microchip Technology

中文名稱

微芯科技股份有限公司官網(wǎng)

LOGO

USB251數(shù)據(jù)手冊規(guī)格書PDF詳情

General Description

The Microchip USB251xB/xBi hub is a family of lowpower,

configurable, MTT (multi transaction translator)

hub controller IC products for embedded USB solutions.

The x in the part number indicates the number of

downstream ports available, while the B indicates battery

charging support. The Microchip hub supports lowspeed,

full-speed, and hi-speed (if operating as a hispeed

hub) downstream devices on all of the enabled

downstream ports.

Features

? USB251xB/xBi products are fully footprint compatible

with USB251x/xi/xA/xAi products as direct

drop-in replacements

— Cost savings include using the same PCB

components and application of USB-IF Compliance

by Similarity

? Full power management with individual or ganged

power control of each downstream port

? Fully integrated USB termination and pull-up/pulldown

resistors

? Supports a single external 3.3 V supply source;

internal regulators provide 1.2 V internal core voltage

? Onboard 24 MHz crystal driver or external

24 MHz clock input

? Customizable vendor ID, product ID, and device

ID

? 4 kilovolts of HBM JESD22-A114F ESD protection

(powered and unpowered)

? Supports self- or bus-powered operation

? Supports the USB Battery Charging specification

Rev. 1.1 for Charging Downstream Ports (CDP)

? The USB251xB/xBi offers the following packages:

- 36-pin SQFN (6x6 mm) (Preferred)

- 36-pin QFN (6x6 mm) (Legacy)

? USB251xBi products support the industrial temperature

range of -40oC to +85oC

? USB251xB products support the extended commercial

temperature range of 0oC to +85oC

Applications

? LCD monitors and TVs

? Multi-function USB peripherals

? PC motherboards

? Set-top boxes, DVD players, DVR/PVR

? Printers and scanners

? PC media drive bay

? Portable hub boxes

? Mobile PC docking

? Embedded systems

USB251產(chǎn)品屬性

  • 類型

    描述

  • 型號(hào)

    USB251

  • 制造商

    SMSC

  • 制造商全稱

    SMSC

  • 功能描述

    USB 2.0 High-Speed 2-Port Hub Controller

更新時(shí)間:2025-7-10 9:30:00
供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫存 備注 價(jià)格
MICROCHIP
22+
5000
原裝現(xiàn)貨
MICROCHIP
25+
SMT
30000
原裝正品長期現(xiàn)貨
MICROCHIP
24+
QFN-64
12000
一級(jí)代理進(jìn)口原裝現(xiàn)貨,假一罰十
MICROCHIP
23+
QFNSMD
15000
USB2514B-AEZC STCOK MICROCHIP
MICROCHIP
21+
36QFN
9800
原裝微芯正品假一賠十
MICROCHIP
24+
QFN36
5000
十佳優(yōu)質(zhì)供應(yīng)商,十年信譽(yù),只做全新原裝正品現(xiàn)貨
MICROCHIP/微芯
23+
QFN-36
6000
原裝現(xiàn)貨
Microchip
1725+
?
7500
只做原裝進(jìn)口,假一罰十
Microchip
20+
QFN-64
3525
原裝正品現(xiàn)貨
Microchip
24+
64QFN
10000
全新原廠原裝,進(jìn)口正品現(xiàn)貨,正規(guī)渠道可含稅??!

USB2517-JZX-TR 價(jià)格

參考價(jià)格:¥25.8622

型號(hào):USB2517-JZX-TR 品牌:Microchip 備注:這里有USB251多少錢,2025年最近7天走勢,今日出價(jià),今日競價(jià),USB251批發(fā)/采購報(bào)價(jià),USB251行情走勢銷售排排榜,USB251報(bào)價(jià)。

USB251相關(guān)電子新聞

MICROCHIP相關(guān)芯片制造商

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  • MICRONETICS
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  • Microsemi

Microchip Technology 微芯科技股份有限公司

中文資料: 155011條

微芯科技股份有限公司(英語:MicrochipTechnologyInc.,英文簡寫:Microchip),是一個(gè)美國微控制器、內(nèi)存與類比半導(dǎo)體制造商。它的產(chǎn)品包含微控制器(PIC微控制器、dsPIC/PIC24、PIC32)、序列式EEPROM、序列式SRAM、KEELOQ組件、無線電頻率(RF)組件、熱組件、功率與電池管理類比組件,也有線性、接口與混合信號(hào)組件。還有一些接口組件包含USB、ZigBee/MiWi,CANbus與Ethernet。公司總部位于亞利桑那州錢德勒,晶圓廠則分別位于亞利桑那州坦佩及奧勒岡州格雷斯罕。主要的競爭者有亞德諾半導(dǎo)體、愛特梅爾、飛思卡爾(分拆自摩托羅拉)、英